安氏 II 类 1 分类
,
后牙反牙合
,
 下颌后缩
,
牙弓狭窄
,
牙列拥挤
,
扭转

下颌前导功能
,
 平整 Spee 曲线
,
伸长
,
压低
,
内收
,
弹性牵引:垂直面
Courtesy of Dr L. Closs, 2021
Before picture of treatment

Treatment Summary

Patient Information

  • Age: 13
  • Gender: male
  • Invisalign Submission Option: Invisalign Comprehensive

矫治器数量

  • Maxillary: 49 + 18 = 67
  • Mandibulary: 49 + 18 = 67

Aligner Wear time

  • 1 周

保留

  • Maxillary: Vivera retainer
  • Mandibular: Fixed/Bonded

Results achieved

  • 达到安氏 I 类关系
  •  两侧的功能性尖牙引导
  • 后牙反牙合已矫正
  • 实现正常覆盖和覆牙合
  • 切牙达到合适的轴向倾斜
  • Curve of Spee leveled
  • 通过去扭转对齐上下牙弓
  • 已改善牙弓形状
  • 实现牙弓协调

评论

  • A pre advancement phase was performed with 10 aligners to improve maxillary and mandibular arches and start correction of crowding;
  • Teeth 1.7 and 2.7 were tipped lingual while 3.7 and 4.7 were tipped buccal, in order to correct scissors crossbite;
  • Vertical control was performed by intrusion of posterior teeth, and auto-rotation of mandible;
  • Cl I relationship was achieved by 4 sets of mandibular advancement (2mm each);
  • Torque control of upper and lower incisors was performed while retraction of anterior teeth;
  • Additional aligners were used to improve posterior intercuspation aimed by vertical elastics - nighttime wear.

Images

Initial and final

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upper
lower
right
front
left

进展

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lower
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front
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初始状态治疗后
Before picture of treatment
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X光片

初始状态
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